UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wvwKyMKiq6HG2SDgIef7bbyL+BTARoi432iXHNbT7ig=' 
WHERE 
  key_id = '969d5192624dcac255be37743b6f5d7d2a3f5bceb646e01efe59bb594e10d9e5' 
  AND (
    token = 'wvwKyMKiq6HG2SDgIef7bbyL+BTARoi432iXHNbT7ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )